load method
Future<Uint8List>
load({
- BuildContext? context,
- AudioFormat format = AudioFormat.wav,
- AudioSampleRate sampleRate = AudioSampleRate.hz48000,
Loads the sample in the given format
and with the given sampleRate
.
The sample will always be mono (one channel)!
If context
is not null
the DefaultAssetBundle.of context
will be used,
if it is null
the rootBundle is used instead.
Implementation
Future<Uint8List> load(
{BuildContext? context,
AudioFormat format = AudioFormat.wav,
AudioSampleRate sampleRate = AudioSampleRate.hz48000}) async {
AssetBundle bundle =
context != null ? DefaultAssetBundle.of(context) : rootBundle;
ByteData data = await bundle.load(_key(format, sampleRate));
int offset = format == AudioFormat.s16le ? _wavHeaderSize : 0;
return data.buffer
.asUint8List(data.offsetInBytes + offset, data.lengthInBytes - offset);
}